<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="http://localhost:8080/07_servlet/parameterServlet" method="post">
    用户名:<input type="text" name="username"></br>
    密码:<input type="password" name="password"></br>
    兴趣爱好:<input type="checkbox" name="hobby" value="cpp">c++
    <input type="checkbox" name="hobby" value="java">java
    <input type="checkbox" name="hobby" value="js">JavaScript</br>
    <input type="submit">
</form>
</body>
</html>